@font-face {
  font-family: "Zhihui QiHei";
  src: url("assets/HYQiHei-60S.woff2") format("woff2");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

:root {
  color-scheme: light;
  --brand-blue: #3f86ee;
  --brand-blue-deep: #2468cf;
  --brand-green: #69fa91;
  --brand-cyan: #79d4e9;
  --ink: #123d82;
  --ink-strong: #0d326f;
  --paper: #ffffff;
  --paper-blue: #edf5ff;
  --text: #173b72;
  --muted: #55739f;
  --line: rgba(18, 61, 130, .18);
  --line-light: rgba(255, 255, 255, .34);
  --font-brand: "Zhihui QiHei", "Microsoft YaHei", "PingFang SC", sans-serif;
  --header-height: 82px;
  --shell: 1400px;
  --side: clamp(24px, 5vw, 80px);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 18px);
}

body {
  margin: 0;
  color: var(--text);
  background: var(--paper);
  font-family: var(--font-brand);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
summary {
  font: inherit;
}

button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--brand-green);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 200;
  padding: 12px 16px;
  color: var(--ink-strong);
  background: var(--brand-green);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.page-shell {
  width: min(100%, var(--shell));
  margin: 0 auto;
  padding-inline: var(--side);
}

.section {
  padding-block: clamp(76px, 8vw, 120px);
  scroll-margin-top: var(--header-height);
}

.overview {
  padding-block: clamp(70px, 6vw, 96px);
  background: var(--paper);
}

.categories {
  border-top: 1px solid var(--line);
  background: var(--paper-blue);
}

.overline {
  margin: 0 0 22px;
  color: var(--brand-blue-deep);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: .1em;
}

.overline-light {
  color: var(--brand-green);
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 50;
  min-height: var(--header-height);
  padding-inline: var(--side);
  display: grid;
  grid-template-columns: minmax(300px, 1fr) auto minmax(130px, 1fr);
  align-items: center;
  color: #fff;
  border-bottom: 1px solid var(--line-light);
  background: rgba(63, 134, 238, .82);
  backdrop-filter: blur(16px);
  transition: background-color .2s ease, box-shadow .2s ease;
}

.site-header.is-scrolled {
  background: rgba(46, 119, 225, .96);
  box-shadow: 0 10px 34px rgba(23, 73, 150, .16);
}

.brand {
  min-height: 44px;
  width: max-content;
  display: flex;
  align-items: baseline;
  gap: 16px;
}

.brand-name {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -.04em;
}

.brand-sub {
  padding-left: 16px;
  border-left: 1px solid var(--line-light);
  color: rgba(255, 255, 255, .88);
  font-size: 15px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2vw, 32px);
  font-size: 15px;
}

.site-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  border-bottom: 2px solid transparent;
  transition: border-color .2s ease;
}

.site-nav a:hover {
  border-color: var(--brand-green);
}

.header-action,
.primary-action,
.contact-primary {
  min-height: 56px;
  padding-inline: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #174b9c;
  background: #fff;
  font-size: 17px;
  font-weight: 900;
  transition: color .2s ease, background-color .2s ease, transform .2s ease;
}

.header-action {
  justify-self: end;
  min-width: 148px;
}

.header-action:hover,
.primary-action:hover,
.contact-primary:hover {
  color: var(--ink-strong);
  background: var(--brand-green);
  transform: translateY(-2px);
}

.menu-toggle {
  width: 48px;
  height: 48px;
  padding: 12px;
  display: none;
  align-content: center;
  gap: 5px;
  color: #fff;
  border: 1px solid var(--line-light);
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  width: 100%;
  height: 2px;
  display: block;
  background: currentColor;
  transition: transform .2s ease, opacity .2s ease;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  position: relative;
  min-height: 100svh;
  padding: var(--header-height) var(--side) 128px;
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(250px, .5fr);
  align-items: center;
  gap: clamp(40px, 7vw, 112px);
  color: #fff;
  background: var(--brand-blue);
  overflow: hidden;
  isolation: isolate;
}

.hero::before {
  position: absolute;
  inset: var(--header-height) 0 0;
  z-index: -3;
  content: "";
  background:
    linear-gradient(90deg, rgba(36, 104, 207, .24) 1px, transparent 1px) 0 0 / 25% 100%,
    linear-gradient(180deg, transparent 72%, rgba(36, 104, 207, .18));
  opacity: .6;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
  padding-top: 4vh;
}

.eyebrow {
  margin: 0 0 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: .05em;
}

.eyebrow::before {
  width: 42px;
  height: 4px;
  flex: 0 0 auto;
  content: "";
  background: var(--brand-green);
}

.hero h1 {
  max-width: 100%;
  margin: 0;
  font-size: clamp(84px, 10.5vw, 172px);
  font-weight: 900;
  line-height: .86;
  letter-spacing: -.075em;
  text-wrap: balance;
  text-shadow: 0 8px 0 rgba(35, 96, 190, .32);
}

.hero-name {
  margin: clamp(22px, 3vw, 38px) 0 0;
  font-size: clamp(30px, 3.4vw, 54px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.04em;
  text-wrap: balance;
}

.theme-line {
  margin-top: 30px;
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 18px;
}

.theme-line span {
  padding: 8px 12px;
  color: var(--ink-strong);
  background: var(--brand-green);
  font-weight: 900;
}

.theme-line strong {
  font-size: clamp(20px, 1.7vw, 28px);
}

.hero-copy {
  max-width: 650px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, .92);
  font-size: 18px;
  line-height: 1.75;
}

.hero-actions {
  margin-top: 32px;
  display: flex;
  align-items: center;
  gap: 26px;
}

.primary-action {
  min-width: 190px;
}

.text-action {
  min-height: 54px;
  padding-inline: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, .72);
  font-size: 17px;
  font-weight: 800;
  transition: border-color .2s ease, color .2s ease, background-color .2s ease;
}

.text-action:hover {
  color: var(--ink-strong);
  border-color: var(--brand-green);
  background: var(--brand-green);
}

.date-block {
  position: relative;
  z-index: 2;
  justify-self: end;
  width: min(100%, 330px);
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .68);
}

.date-label {
  font-size: 17px;
  font-weight: 800;
}

.date-block p {
  margin: 20px 0;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  color: var(--brand-green);
}

.date-block strong {
  font-size: clamp(52px, 5.2vw, 84px);
  line-height: .82;
  letter-spacing: -.06em;
}

.date-block em {
  font-size: clamp(24px, 2vw, 34px);
  font-style: normal;
}

.date-rule {
  display: block;
  height: 1px;
  background: rgba(255, 255, 255, .36);
}

.orbit {
  position: absolute;
  top: 45%;
  right: 12%;
  z-index: -1;
  width: min(52vw, 780px);
  aspect-ratio: 1;
  transform: translateY(-50%);
  opacity: .62;
}

.orbit-body {
  position: absolute;
  inset: 10% 15% 8% 8%;
  border-radius: 58% 42% 44% 56% / 39% 52% 48% 61%;
  background:
    radial-gradient(circle at 24% 28%, rgba(255, 255, 255, .54), transparent 13%),
    linear-gradient(135deg, rgba(121, 212, 233, .92), rgba(121, 212, 233, .35) 48%, rgba(255, 255, 255, .16));
  filter: saturate(.9);
  transform: rotate(14deg);
}

.orbit-rings {
  position: absolute;
  width: 62%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: repeating-radial-gradient(circle, transparent 0 11px, rgba(255, 255, 255, .64) 12px 13px);
  -webkit-mask: radial-gradient(circle, transparent 0 7%, #000 7.5% 100%);
  mask: radial-gradient(circle, transparent 0 7%, #000 7.5% 100%);
}

.orbit-rings-one {
  top: 2%;
  left: -4%;
}

.orbit-rings-two {
  right: -2%;
  bottom: -4%;
}

.orbit-line {
  position: absolute;
  top: 40%;
  left: 35%;
  width: 42%;
  height: 2px;
  background: rgba(255, 255, 255, .78);
  transform: rotate(18deg);
  transform-origin: left center;
}

.category-strip {
  position: absolute;
  right: var(--side);
  bottom: 0;
  left: var(--side);
  z-index: 3;
  min-height: 104px;
  display: grid;
  grid-template-columns: 1.25fr repeat(4, 1fr);
  align-items: stretch;
  border-top: 1px solid var(--line-light);
}

.category-heading,
.hero-category {
  min-height: 104px;
  display: flex;
  align-items: center;
}

.category-heading {
  font-size: 18px;
  font-weight: 900;
}

.hero-category {
  gap: 14px;
  padding-left: clamp(14px, 2vw, 32px);
  border-left: 1px solid var(--line-light);
  font-size: clamp(18px, 1.4vw, 23px);
  font-weight: 800;
}

.hero-category b {
  color: var(--brand-green);
  font-size: 16px;
}

.category-strip:hover .hero-category {
  background: rgba(36, 104, 207, .18);
}

.status-band {
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.status-grid {
  min-height: 122px;
  display: grid;
  grid-template-columns: 1fr 1fr 1.2fr auto;
  align-items: stretch;
}

.status-grid p,
.status-grid > a {
  margin: 0;
  padding: 26px clamp(18px, 2.2vw, 36px);
  display: flex;
  justify-content: center;
  flex-direction: column;
  border-left: 1px solid var(--line);
}

.status-grid p:first-child {
  border-left: 0;
}

.status-grid span {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 15px;
}

.status-grid strong {
  color: var(--ink-strong);
  font-size: 18px;
}

.status-grid > a {
  min-width: 204px;
  align-items: center;
  color: #fff;
  background: var(--brand-blue-deep);
  font-size: 17px;
  font-weight: 900;
  transition: background-color .2s ease;
}

.status-grid > a:hover {
  background: var(--brand-blue);
}

.overview-grid {
  display: grid;
  grid-template-columns: .45fr 1.1fr 1fr;
  gap: clamp(34px, 5vw, 82px);
}

.section-index {
  border-top: 1px solid var(--line);
}

.section-index span {
  display: block;
  margin-top: 18px;
  color: var(--brand-blue);
  font-size: clamp(54px, 6vw, 88px);
  font-weight: 900;
  line-height: 1;
}

.section-index p {
  margin: 12px 0 0;
  color: var(--muted);
}

.section-title h2,
.categories-head h2,
.participant-intro h2,
.works-head h2,
.honors-head h2,
.faq-heading h2,
.contact h2 {
  margin: 0;
  color: var(--ink-strong);
  font-size: clamp(40px, 5vw, 74px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.055em;
  text-wrap: balance;
}

.section-copy {
  padding-top: 52px;
}

.section-copy p,
.categories-head > p,
.participant-intro > p:last-child,
.works-head > p,
.honors-head > p,
.contact-copy > p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.85;
}

.section-copy p + p {
  margin-top: 20px;
}

.fact-line {
  grid-column: 2 / -1;
  margin: 28px 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.fact-line div {
  min-height: 150px;
  padding: 24px 30px;
  display: flex;
  justify-content: center;
  flex-direction: column;
  border-left: 1px solid var(--line);
}

.fact-line div:first-child {
  border-left: 0;
}

.fact-line dt {
  color: var(--brand-blue);
  font-size: 58px;
  font-weight: 900;
  line-height: 1;
}

.fact-line dd {
  margin: 10px 0 0;
  color: var(--muted);
}

.organizer-line div {
  justify-content: flex-start;
}

.organizer-line dt {
  color: var(--muted);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.4;
}

.organizer-line dd {
  margin-top: 14px;
  color: var(--ink-strong);
  font-size: clamp(18px, 1.5vw, 22px);
  font-weight: 800;
  line-height: 1.55;
}

.organizer-line div:last-child dd {
  color: var(--brand-blue-deep);
}

.categories-head,
.works-head,
.honors-head {
  margin-bottom: clamp(40px, 5vw, 66px);
  display: grid;
  grid-template-columns: 1.35fr .65fr;
  gap: clamp(44px, 7vw, 110px);
  align-items: end;
}

.category-list {
  border-top: 1px solid var(--line);
}

.category-row {
  position: relative;
  min-height: 132px;
  padding: 18px 24px;
  display: grid;
  grid-template-columns: 74px 200px minmax(260px, 1fr) 112px;
  gap: clamp(20px, 3vw, 48px);
  align-items: center;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  transition: color .24s ease, background-color .24s ease;
}

.category-row::after {
  position: absolute;
  right: -70px;
  width: 170px;
  aspect-ratio: 1;
  content: "";
  border: 1px solid var(--brand-cyan);
  border-radius: 50%;
  opacity: 0;
  transition: right .3s ease, opacity .3s ease;
}

.category-row:hover {
  color: #fff;
  background: var(--brand-blue);
}

.category-row:hover::after {
  right: -30px;
  opacity: .7;
}

.category-number {
  color: var(--brand-blue);
  font-size: 18px;
  font-weight: 900;
}

.category-row h3 {
  margin: 0;
  color: var(--ink-strong);
  font-size: clamp(34px, 3.2vw, 52px);
  line-height: 1;
}

.category-row p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
}

.category-thumb {
  position: relative;
  z-index: 1;
  width: 112px;
  aspect-ratio: 1;
  justify-self: end;
  object-fit: contain;
  border: 6px solid rgba(255, 255, 255, .82);
  transition: border-color .24s ease, transform .24s ease;
}

.category-row:hover .category-number,
.category-row:hover h3,
.category-row:hover p {
  color: #fff;
}

.category-row:hover .category-thumb {
  border-color: var(--brand-green);
  transform: scale(1.04);
}

.section-cta {
  min-height: 94px;
  margin-top: 32px;
  padding: 20px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: var(--ink-strong);
  border-left: 6px solid var(--brand-green);
  background: var(--paper-blue);
}

.categories .section-cta {
  background: var(--paper);
}

.section-cta p {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
}

.section-cta a,
.inline-light-action,
.faq-action {
  min-height: 56px;
  padding-inline: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 900;
}

.section-cta a {
  color: #fff;
  background: var(--brand-blue-deep);
  transition: color .2s ease, background-color .2s ease, transform .2s ease;
}

.section-cta a:hover,
.faq-action:hover {
  color: var(--ink-strong);
  background: var(--brand-green);
  transform: translateY(-2px);
}

.participants {
  position: relative;
  color: #fff;
  background: var(--brand-blue);
  overflow: hidden;
}

.participants::after {
  position: absolute;
  top: -30%;
  right: -12%;
  width: 640px;
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: repeating-radial-gradient(circle, transparent 0 16px, rgba(255, 255, 255, .18) 17px 18px);
}

.participant-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: clamp(58px, 9vw, 150px);
}

.participant-intro h2,
.honors-head h2,
.contact h2 {
  color: #fff;
}

.participant-intro > p:last-child,
.honors-head > p,
.contact-copy > p {
  margin-top: 28px;
  color: rgba(255, 255, 255, .86);
}

.inline-light-action {
  width: fit-content;
  margin-top: 28px;
  color: var(--ink-strong);
  background: var(--brand-green);
  transition: background-color .2s ease, transform .2s ease;
}

.inline-light-action:hover {
  background: #fff;
  transform: translateY(-2px);
}

.group-list {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  list-style: none;
  border-top: 1px solid var(--line-light);
}

.group-list li {
  min-height: 128px;
  padding: 24px 28px;
  display: flex;
  justify-content: center;
  flex-direction: column;
  border-right: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
  transition: color .2s ease, background-color .2s ease;
}

.group-list li:nth-child(even) {
  border-right: 0;
}

.group-list li:hover {
  color: var(--ink-strong);
  background: var(--brand-green);
}

.group-list span {
  margin-bottom: 12px;
  color: var(--brand-green);
  font-size: 15px;
  font-weight: 900;
}

.group-list li:hover span {
  color: var(--ink-strong);
}

.group-list strong {
  font-size: 20px;
}

.participation-flow {
  grid-column: 1 / -1;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  list-style: none;
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
}

.participation-flow li {
  min-height: 90px;
  padding: 20px 26px;
  display: flex;
  align-items: center;
  gap: 18px;
  border-left: 1px solid var(--line-light);
}

.participation-flow li:first-child {
  border-left: 0;
}

.participation-flow span {
  color: var(--brand-green);
  font-size: 15px;
}

.participation-flow strong {
  font-size: 18px;
}

.works {
  background: var(--paper-blue);
}

.work-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.work-gallery figure {
  position: relative;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  background: var(--brand-blue-deep);
  aspect-ratio: 4 / 3;
}

.work-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .55s cubic-bezier(.2, .7, .2, 1);
}

.work-gallery figure:hover img {
  transform: scale(1.035);
}

.work-gallery figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 24px 18px 16px;
  color: #fff;
  background: linear-gradient(transparent, rgba(9, 43, 97, .84));
  font-size: 16px;
  font-weight: 800;
}

.work-gallery figcaption span {
  margin-right: 16px;
  color: var(--brand-green);
}

.honors {
  color: #fff;
  background: var(--brand-blue);
}

.honor-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.honor-gallery figure {
  margin: 0;
  min-width: 0;
  display: grid;
  grid-template-rows: 250px 68px;
}

.honor-image {
  width: 100%;
  height: 250px;
  padding: 0;
  display: grid;
  place-items: center;
  background: #fff;
  border: 1px solid rgba(255, 255, 255, .48);
  overflow: hidden;
}

.honor-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s ease;
}

.honor-gallery figure:hover .honor-image img {
  transform: scale(1.04);
}

.honor-image img[src$="teacher-certificate.jpg"] {
  object-position: center 30%;
}

.honor-image img[src$="medal.jpg"] {
  transform: scale(1.16);
}

.honor-gallery figure:hover .honor-image img[src$="medal.jpg"] {
  transform: scale(1.2);
}

.honor-image img[src$="organization-plaque.jpg"] {
  transform: scale(1.08);
}

.honor-gallery figure:hover .honor-image img[src$="organization-plaque.jpg"] {
  transform: scale(1.12);
}

.honor-gallery figcaption {
  min-height: 74px;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  border: 1px solid var(--line-light);
  border-top: 0;
  font-size: 16px;
  font-weight: 800;
}

.honor-gallery figcaption span {
  color: var(--brand-green);
}

.faq {
  padding-block: clamp(70px, 7vw, 100px);
  background: var(--paper-blue);
}

.faq-layout {
  display: grid;
  grid-template-columns: .78fr 1.22fr;
  gap: clamp(54px, 8vw, 128px);
  align-items: start;
}

.faq-heading {
  position: sticky;
  top: calc(var(--header-height) + 34px);
}

.faq-action {
  width: fit-content;
  margin-top: 30px;
  color: #fff;
  background: var(--brand-blue-deep);
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  min-height: 90px;
  padding: 24px 4px;
  display: grid;
  grid-template-columns: 1fr 40px;
  gap: 24px;
  align-items: center;
  color: var(--ink-strong);
  font-size: 20px;
  font-weight: 900;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary span {
  position: relative;
  width: 40px;
  height: 40px;
  border: 1px solid var(--brand-blue);
  border-radius: 50%;
}

.faq-list summary span::before,
.faq-list summary span::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 2px;
  content: "";
  background: var(--brand-blue);
  transform: translate(-50%, -50%);
}

.faq-list summary span::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: transform .2s ease;
}

.faq-list details[open] summary span::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.faq-list details p {
  margin: -4px 70px 28px 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}

.contact {
  position: relative;
  color: #fff;
  background: var(--brand-blue);
  overflow: hidden;
}

.contact::before {
  position: absolute;
  top: -280px;
  right: -160px;
  width: 720px;
  aspect-ratio: 1;
  content: "";
  border-radius: 50%;
  background: repeating-radial-gradient(circle, transparent 0 18px, rgba(255, 255, 255, .16) 19px 20px);
}

.contact-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 900px);
  align-items: center;
}

.contact-copy {
  min-width: 0;
  max-width: 900px;
}

.contact-copy > p {
  max-width: 720px;
}

.contact-actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.contact-primary {
  min-height: 60px;
  min-width: 196px;
  padding: 0 34px;
  border: 0;
  font-weight: 900;
  cursor: pointer;
}

#wecom-status {
  width: fit-content;
  margin-top: 18px;
  padding: 8px 0;
  display: block;
  color: rgba(255, 255, 255, .74);
  font-size: 15px;
  transition: color .2s ease, background-color .2s ease, padding .2s ease;
}

#wecom-status.is-highlighted {
  padding-inline: 10px;
  color: var(--ink-strong);
  background: var(--brand-green);
}

.site-footer {
  padding: 54px 0;
  color: #fff;
  background: var(--brand-blue-deep);
  border-top: 1px solid var(--line-light);
}

.footer-layout {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: start;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-brand strong {
  font-size: 24px;
}

.footer-brand span {
  color: rgba(255, 255, 255, .76);
  font-size: 15px;
  line-height: 1.7;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 15px;
}

.footer-links a {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.mobile-bar {
  display: none;
}

.has-js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s ease, transform .7s cubic-bezier(.2, .7, .2, 1);
}

.has-js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.is-pending {
  cursor: pointer;
}

@media (max-width: 1180px) {
  .site-header {
    grid-template-columns: 1fr auto auto;
    gap: 12px;
  }

  .menu-toggle {
    display: grid;
    grid-column: 2;
  }

  .header-action {
    grid-column: 3;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    left: 0;
    max-height: 0;
    padding: 0 var(--side);
    display: grid;
    gap: 0;
    color: #fff;
    background: var(--brand-blue-deep);
    overflow: hidden;
    visibility: hidden;
    transition: max-height .28s ease, visibility .28s ease;
  }

  .site-nav.is-open {
    max-height: calc(100svh - var(--header-height));
    visibility: visible;
  }

  .site-nav a {
    min-height: 62px;
    border-bottom: 1px solid var(--line-light);
    font-size: 17px;
  }

  .hero {
    grid-template-columns: minmax(0, 1.3fr) minmax(240px, .7fr);
  }

  .orbit {
    right: -5%;
    width: 70vw;
  }

  .overview-grid {
    grid-template-columns: .35fr 1fr 1fr;
  }

  .category-row {
    grid-template-columns: 64px 160px 1fr 96px;
  }

  .category-thumb {
    width: 96px;
  }

}

@media (max-width: 900px) {
  .status-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .status-grid p:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .status-grid > a {
    border-top: 1px solid var(--line);
  }

  .overview-grid,
  .participant-layout,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .section-index {
    display: grid;
    grid-template-columns: 100px 1fr;
    align-items: end;
  }

  .section-index span {
    margin-top: 12px;
  }

  .section-index p {
    margin-bottom: 10px;
  }

  .section-copy {
    padding-top: 0;
  }

  .fact-line {
    grid-column: auto;
  }

  .faq-heading {
    position: static;
  }

  .categories-head,
  .works-head,
  .honors-head {
    grid-template-columns: 1fr;
  }

  .category-row {
    grid-template-columns: 58px 140px 1fr 88px;
  }

  .category-thumb {
    width: 88px;
  }

  .participant-layout {
    position: relative;
    z-index: 1;
  }

  .work-gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .honor-gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .honor-gallery figure {
    grid-template-rows: 220px 68px;
  }

  .honor-image {
    height: 220px;
  }

  .footer-layout {
    grid-template-columns: 1fr auto;
  }

  .footer-links {
    flex-direction: row;
  }
}

@media (max-width: 760px) {
  :root {
    --header-height: 70px;
    --side: 20px;
  }

  .site-header {
    grid-template-columns: 1fr auto auto;
    padding-inline: 20px;
  }

  .brand-name {
    font-size: 22px;
  }

  .brand-sub {
    display: none;
  }

  .header-action {
    min-width: 112px;
    min-height: 48px;
    padding-inline: 18px;
    font-size: 16px;
  }

  .menu-toggle {
    width: 44px;
    height: 44px;
  }

  .hero {
    min-height: auto;
    padding: 126px 20px 0;
    display: block;
  }

  .hero::before {
    inset: var(--header-height) 0 0;
    background: linear-gradient(180deg, transparent 60%, rgba(36, 104, 207, .26));
  }

  .hero-content {
    padding: 0;
  }

  .eyebrow {
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.4;
  }

  .eyebrow::before {
    width: 30px;
  }

  .hero h1 {
    font-size: clamp(72px, 23vw, 102px);
  }

  .hero-name {
    margin-top: 22px;
    font-size: clamp(28px, 8.6vw, 40px);
  }

  .theme-line {
    margin-top: 24px;
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .hero-copy {
    margin-top: 20px;
    font-size: 17px;
    line-height: 1.7;
  }

  .hero-actions {
    margin-top: 26px;
  }

  .date-block {
    width: 100%;
    margin-top: 48px;
    padding-top: 18px;
    display: grid;
    grid-template-columns: 72px 1fr 1px 1fr;
    gap: 14px;
    align-items: center;
  }

  .date-block p {
    margin: 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .date-block strong {
    font-size: 34px;
  }

  .date-block em {
    font-size: 18px;
  }

  .date-rule {
    width: 1px;
    height: 64px;
  }

  .orbit {
    top: 41%;
    right: -58%;
    width: 142vw;
    opacity: .3;
  }

  .category-strip {
    position: relative;
    right: auto;
    bottom: auto;
    left: auto;
    margin-top: 42px;
    grid-template-columns: repeat(2, 1fr);
  }

  .category-heading {
    grid-column: 1 / -1;
    min-height: 70px;
  }

  .hero-category {
    min-height: 72px;
    padding-left: 0;
    border-top: 1px solid var(--line-light);
    border-left: 0;
  }

  .hero-category:nth-of-type(even) {
    padding-left: 18px;
    border-left: 1px solid var(--line-light);
  }

  .section {
    padding-block: 56px;
  }

  .status-grid {
    padding-inline: 0;
  }

  .status-grid p,
  .status-grid > a {
    min-height: 112px;
    padding: 22px 20px;
  }

  .section-title h2,
  .categories-head h2,
  .participant-intro h2,
  .works-head h2,
  .honors-head h2,
  .faq-heading h2,
  .contact h2 {
    font-size: clamp(38px, 11vw, 54px);
  }

  .fact-line {
    grid-template-columns: repeat(3, 1fr);
  }

  .fact-line div {
    min-height: 96px;
    padding: 16px 12px;
    border-top: 0;
    border-left: 1px solid var(--line);
  }

  .fact-line div:first-child {
    border-left: 0;
  }

  .fact-line dt {
    font-size: 42px;
  }

  .fact-line dd {
    font-size: 14px;
  }

  .organizer-line {
    grid-template-columns: 1fr;
  }

  .organizer-line div,
  .organizer-line div:first-child {
    min-height: 0;
    padding: 20px 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .organizer-line div:first-child {
    border-top: 0;
  }

  .organizer-line dt {
    font-size: 14px;
  }

  .organizer-line dd {
    margin-top: 8px;
    font-size: 17px;
  }

  .category-row {
    min-height: 120px;
    padding: 22px 0;
    grid-template-columns: 44px minmax(0, 1fr) 78px;
    gap: 10px 16px;
  }

  .category-number {
    grid-column: 1;
    grid-row: 1 / span 2;
    align-self: start;
    padding-top: 5px;
  }

  .category-row h3 {
    grid-column: 2;
    grid-row: 1;
    font-size: 32px;
  }

  .category-row p {
    grid-column: 2;
    grid-row: 2;
    font-size: 16px;
  }

  .category-thumb {
    width: 78px;
    grid-column: 3;
    grid-row: 1 / span 2;
    border-width: 4px;
  }

  .group-list li {
    min-height: 110px;
    padding: 20px 16px;
  }

  .group-list strong {
    font-size: 18px;
  }

  .work-gallery {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .work-gallery figure {
    height: auto;
    aspect-ratio: 1;
  }

  .honor-gallery {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .honor-gallery figure {
    grid-template-rows: 162px 64px;
  }

  .honor-image {
    height: 162px;
    padding: 0;
  }

  .honor-gallery figcaption {
    min-height: 64px;
    padding: 12px;
    gap: 8px;
    font-size: 15px;
  }

  .participation-flow {
    grid-template-columns: 1fr;
  }

  .participation-flow li,
  .participation-flow li:first-child {
    min-height: 68px;
    border-top: 1px solid var(--line-light);
    border-left: 0;
  }

  .participation-flow li:first-child {
    border-top: 0;
  }

  .section-cta {
    align-items: stretch;
    flex-direction: column;
  }

  .section-cta a {
    width: 100%;
  }

  .faq-list summary {
    font-size: 18px;
  }

  .faq-list details p {
    margin-right: 0;
  }

  .contact {
    padding-bottom: 112px;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .footer-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-links {
    grid-column: auto;
  }

  .mobile-bar {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 45;
    min-height: 72px;
    display: grid;
    grid-template-columns: .85fr 1.15fr;
    color: var(--ink-strong);
    background: #fff;
    box-shadow: 0 -10px 30px rgba(13, 50, 111, .16);
  }

  .mobile-bar a {
    min-height: 72px;
    display: grid;
    place-items: center;
    font-size: 17px;
    font-weight: 900;
  }

  .mobile-bar-primary {
    color: var(--ink-strong);
    background: var(--brand-green);
  }

  .site-footer {
    padding-bottom: 112px;
  }
}

@media (max-width: 430px) {
  .site-header {
    gap: 8px;
  }

  .header-action {
    min-width: 104px;
    padding-inline: 14px;
    font-size: 16px;
  }

  .hero-actions,
  .contact-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 14px;
  }

  .primary-action,
  .text-action,
  .contact-primary {
    width: 100%;
  }

  .text-action {
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, .64);
  }

}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }

  .has-js .reveal {
    opacity: 1;
    transform: none;
  }
}